Dump truck body



FIG. 1 is a front view of our new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a right, front perspective view, shown in context.

The elements depicted in dashes lines form no part of the claimed design. 

The ornamental design for a dump truck body, as shown and described. 